ui/gtk/display.c

Sun, 29 Sep 2024 18:56:26 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 29 Sep 2024 18:56:26 +0200
branch
newapi
changeset 316
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parent 298
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child 319
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permissions
-rw-r--r--

don't add the headerbar to simple windows (GTK)

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2017 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <stdlib.h>
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31
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32 #include "display.h"
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33 #include "container.h"
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34 #include "../common/context.h"
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35 #include "../common/object.h"
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36 #include "../ui/display.h"
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37
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38 static void set_alignment(GtkWidget *widget, float xalign, float yalign) {
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39 #if GTK_MAJOR_VERSION >= 4 || (GTK_MAJOR_VERSION >= 3 && GTK_MINOR_VERSION >= 16)
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40 gtk_label_set_xalign(GTK_LABEL(widget), xalign);
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41 gtk_label_set_yalign(GTK_LABEL(widget), yalign);
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42 #else
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43 gtk_misc_set_alignment(GTK_MISC(widget), xalign, yalign);
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44 #endif
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45 }
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46
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47 UIWIDGET ui_label_create(UiObject *obj, UiLabelArgs args) {
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48 UiObject* current = uic_current_obj(obj);
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49
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50 GtkWidget *widget = gtk_label_new(args.label);
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51 switch(args.align) {
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52 case UI_ALIGN_DEFAULT: break;
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53 case UI_ALIGN_LEFT: set_alignment(widget, 0, .5); break;
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54 case UI_ALIGN_RIGHT: set_alignment(widget, 1, .5); break;
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55 case UI_ALIGN_CENTER: break; // TODO
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56 }
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57
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58 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.value, args.varname, UI_VAR_STRING);
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59 if(var) {
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60 UiString* value = (UiString*)var->value;
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61 value->obj = widget;
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62 value->get = ui_label_get;
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63 value->set = ui_label_set;
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64 }
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66 UI_APPLY_LAYOUT1(current, args);
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67 current->container->add(current->container, widget, FALSE);
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69 return widget;
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70 }
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72 UIWIDGET ui_llabel_create(UiObject* obj, UiLabelArgs args) {
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73 args.align = UI_ALIGN_LEFT;
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74 return ui_label_create(obj, args);
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75 }
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77 UIWIDGET ui_rlabel_create(UiObject* obj, UiLabelArgs args) {
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78 args.align = UI_ALIGN_RIGHT;
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79 return ui_label_create(obj, args);
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80 }
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81
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82 char* ui_label_get(UiString *s) {
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83 if(s->value.ptr) {
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84 s->value.free(s->value.ptr);
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85 }
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86 s->value.ptr = g_strdup(gtk_label_get_text(GTK_LABEL(s->obj)));
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87 s->value.free = (ui_freefunc)g_free;
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88 return s->value.ptr;
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89 }
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91 void ui_label_set(UiString *s, const char *value) {
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92 gtk_label_set_text(GTK_LABEL(s->obj), value);
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93 if(s->value.ptr) {
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94 s->value.free(s->value.ptr);
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95 s->value.ptr = NULL;
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96 s->value.free = NULL;
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97 }
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98 }
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99
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100 UIWIDGET ui_space_deprecated(UiObject *obj) {
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101 GtkWidget *widget = gtk_label_new("");
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102 UiContainer *ct = uic_get_current_container(obj);
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103 ct->add(ct, widget, TRUE);
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104
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105 return widget;
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106 }
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107
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108 UIWIDGET ui_separator_deprecated(UiObject *obj) {
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109 #if GTK_MAJOR_VERSION >= 3
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110 GtkWidget *widget = gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
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111 #else
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112 GtkWidget *widget = gtk_hseparator_new();
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113 #endif
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114 UiContainer *ct = uic_get_current_container(obj);
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115 ct->add(ct, widget, FALSE);
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116
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117 return widget;
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118 }
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119
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120 /* ------------------------- progress bar ------------------------- */
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121
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122 UIWIDGET ui_progressbar_create(UiObject *obj, UiProgressbarArgs args) {
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123 UiObject* current = uic_current_obj(obj);
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124
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125 GtkWidget *progressbar = gtk_progress_bar_new();
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126
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127 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.value, args.varname, UI_VAR_DOUBLE);
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128 if(var && var->value) {
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129 UiDouble *value = var->value;
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130 value->get = ui_progressbar_get;
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131 value->set = ui_progressbar_set;
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132 value->obj = progressbar;
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133 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbar), 0.5);
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134 }
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135
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136 UI_APPLY_LAYOUT1(current, args);
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137 current->container->add(current->container, progressbar, FALSE);
149
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138
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139 return progressbar;
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140 }
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141
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142 double ui_progressbar_get(UiDouble *d) {
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143 d->value = gtk_progress_bar_get_fraction(GTK_PROGRESS_BAR(d->obj));
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144 return d->value;
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145 }
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146
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147 void ui_progressbar_set(UiDouble *d, double value) {
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148 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(d->obj), value);
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149 d->value = value;
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150 }
272
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151
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152
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153 /* ------------------------- progress spinner ------------------------- */
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154
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155 UIWIDGET ui_progressspinner_create(UiObject* obj, UiProgressbarSpinnerArgs args) {
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156 UiObject* current = uic_current_obj(obj);
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157
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158 GtkWidget *spinner = gtk_spinner_new();
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159
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160 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.value, args.varname, UI_VAR_INTEGER);
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161 if(var && var->value) {
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162 UiInteger *value = var->value;
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163 value->get = ui_spinner_get;
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164 value->set = ui_spinner_set;
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165 value->obj = spinner;
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166 ui_spinner_set(value, value->value);
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167 }
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168
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169 UI_APPLY_LAYOUT1(current, args);
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170 current->container->add(current->container, spinner, FALSE);
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171
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172 return spinner;
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173 }
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174
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175 int64_t ui_spinner_get(UiInteger *i) {
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176 return i->value;
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177 }
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178
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179 void ui_spinner_set(UiInteger *i, int64_t value) {
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180 i->value = value;
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181 if(i->obj) {
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182 GtkSpinner *spinner = GTK_SPINNER(i->obj);
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183 if(value != 0) {
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184 gtk_spinner_start(spinner);
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185 } else {
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186 gtk_spinner_stop(spinner);
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187 }
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188 }
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189 }

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